This 2007 post from the NSA’s internal SIDToday newsletter describes CRUSHED ICE, a new tool for sharing terrorist voice communications between members of the Sigint Seniors Asia group: see the Intercept article The Powerful Global Spy Alliance You Never Knew Existed, 1 March 2018.

This 22 February 2007 article from the NSA internal newsletter SIDToday announces a new audio-forensic lab to assist with the automatic analysis of voice intercept: see the Intercept article Finding Your Voice, 19 January 2018.

This 2005 letter from the internal NSA newsletter SIDToday responds to a previous article with further details about how the agency is dealing with Skype, noting that certain Special Collection Sites may have had access to Skype traffic, even at that point: see the Intercept article NSA Used Porn to “Break Down Detainees” in Iraq […]

This February 2010 post from the internal NSA newsletter SIDToday draws attention to voice-masking technology used by subjects of surveillance to frustrate the agency’s voice-recognition efforts: see the Intercept article Finding Your Voice, 19 January 2018.

This 26 October 2007 article in the internal NSA newsletter SIDToday describes the agency’s special collection for then-Iranian President Mahmoud Ahmadinejad’s New York City trip for the United Nations General Assembly and provides a detailed study of the technology in action: see the Intercept article Finding Your Voice, 19 January 2018.

TOP SECRET//COMINT//NOFORN//20320108
Friday, October 26, 2007
(U//FOUO) Tips for a Successful Quick Reaction Capability
by
(U) Collaboration is a way to get the job done.
(TS//SI//NF...

This September 2010 article from the internal NSA newsletter SIDToday recounts how voice recognition technology enabled analysts to find the salient record from over 1300 voice conversations in “less than four minutes”: see the Intercept article Finding Your Voice, 19 January 2018.

This March 2007 post from the internal NSA newsletter SIDToday draws attention to voice-masking technology used by subjects of surveillance to frustrate the agency’s voice-recognition efforts: see the Intercept article Finding Your Voice, 19 January 2018.

This 2007 post in the NSA’s internal newsletter SIDToday describes growing cooperation within the Sigint Seniors Pacific (SSPAC) group on counter-terrorism issues: see the Intercept article The Powerful Global Spy Alliance You Never Knew Existed, 1 March 2018.

This 2006 from the NSA internal newsletter SIDToday gives an account of the CounterTerrorism Innovation Center which, among other projects, was working on the agency’s voice recognition system VoiceRT: see the Intercept article Finding Your Voice, 19 January 2018.